Merge pull request #200 from liuming50/dont-hard-code-nologins-file

Dont hard-code nologin file

configure.ac

@@ -269,6 +269,8 @@ Optional features:
   Built-in keventd......: $with_keventd
   Built-in watchdogd....: $with_watchdog $watchdog
   Built-in logrotate....: $enable_logrotate
+  Skip fsck check.......: $enable_fastboot
+  Run fsck fix mode.....: $enable_fsckfix
   Redirect output.......: $enable_redirect
   Default hostname......: $hostname
   Default runlevel......: $runlevel

src/sm.c

@@ -23,6 +23,7 @@
 
 #include "config.h"		/* Generated by configure script */
 
+#include <paths.h>
 #include <sys/types.h>
 
 #include "finit.h"
@@ -38,6 +39,10 @@
 
 sm_t sm;
 
+#ifndef FINIT_NOLOGIN_PATH
+#define FINIT_NOLOGIN_PATH _PATH_NOLOGIN /* Stop user logging in. */
+#endif
+
 void sm_init(sm_t *sm)
 {
 	sm->state = SM_BOOTSTRAP_STATE;
@@ -76,16 +81,16 @@ static char *sm_status(sm_state_t state)
  * Disable login in single user mode and shutdown/reboot
  *
  * Re-enable only when going from these runlevels, this way a user can
- * manage /etc/nologin manually within the other runlevels without us
- * pulling the rug from under their feet.
+ * manage FINIT_NOLOGIN_PATH manually within the other runlevels without
+ * us pulling the rug from under their feet.
  */
 static void nologin(void)
 {
 	if (runlevel == 1 || runlevel == 0 || runlevel == 6)
-		touch("/etc/nologin");
+		touch(FINIT_NOLOGIN_PATH);
 
 	if (prevlevel == 1 || prevlevel == 0 || prevlevel == 6)
-		erase("/etc/nologin");
+		erase(FINIT_NOLOGIN_PATH);
 }
 
 void sm_set_runlevel(sm_t *sm, int newlevel)